diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/303-core-0009-arm64-move-elfcorehdr-reservation-early-for-crash-du.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/303-core-0009-arm64-move-elfcorehdr-reservation-early-for-crash-du.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/303-core-0009-arm64-move-elfcorehdr-reservation-early-for-crash-du.patch b/target/linux/layerscape/patches-5.4/303-core-0009-arm64-move-elfcorehdr-reservation-early-for-crash-du.patch new file mode 100644 index 0000000000..c6c9801148 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/303-core-0009-arm64-move-elfcorehdr-reservation-early-for-crash-du.patch @@ -0,0 +1,34 @@ +From 67349176ca23f7525dee79665a880cde5aeeaf26 Mon Sep 17 00:00:00 2001 +From: Nikhil Gupta <nikhil.gupta@nxp.com> +Date: Mon, 30 Dec 2019 15:11:23 +0530 +Subject: [PATCH] arm64:move elfcorehdr reservation early for crash dump kernel + +on some SOCs, elfcorehdr address may overlap with the address of reserved +memory allocated using early_init_fdt_scan_reserved_mem + +Signed-off-by: Nikhil Gupta <nikhil.gupta@nxp.com> +Signed-off-by: Poonam Aggrwal <poonam.aggrwal@nxp.com> +--- + arch/arm64/mm/init.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +--- a/arch/arm64/mm/init.c ++++ b/arch/arm64/mm/init.c +@@ -416,6 +416,8 @@ void __init arm64_memblock_init(void) + initrd_end = initrd_start + phys_initrd_size; + } + ++ reserve_elfcorehdr(); ++ + early_init_fdt_scan_reserved_mem(); + + /* 4GB maximum for 32-bit only capable devices */ +@@ -426,8 +428,6 @@ void __init arm64_memblock_init(void) + + reserve_crashkernel(); + +- reserve_elfcorehdr(); +- + high_memory = __va(memblock_end_of_DRAM() - 1) + 1; + + dma_contiguous_reserve(arm64_dma_phys_limit); |